Cheapest priced copy (Conspiracy): $0.35 at Card Kingdom, near mint, their price list as of .
Screaming Seahawk 
Creature — Bird · 2/2 · Common · Onslaught · #112
Flying
When this creature enters, you may search your library for a card named Screaming Seahawk, reveal it, put it into your hand, then shuffle.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Conspiracy | 105 | Common | $0.35 | $0.49 |
| Onslaught | 112 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 4 October 2004The "If you do" means "If you search".